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{{Infobox tennis tournament
| name        = Copa Oster
| logo        = Copa Bionaire Logo.jpg
| logo size   = 250px
| current     = 
| city        = [[Cali]]
| country     = Colombia
| venue       = Club Campestre de Cali 
| tier        = [[WTA Challenger Series|WTA 125]]
| surface     = [[Clay court|Red clay / Outdoors]]
| draw        = 32M/16Q/15D
| prize money = $115,000
| website     = [https://www.ostercolombia.com/copaoster]
| completed event = [[2024 Cali Open WTA 125|2024]] 
| singles       = {{flagicon|ROU}} [[Irina-Camelia Begu]]
| doubles       ={{ubl|{{flagicon|SLO}} [[Veronika Erjavec]]| {{flagicon|FRA}} [[Kristina Mladenovic]]}}
}}
[[File:Bionaire cup Irina Camelia.jpg|thumb|Romanian [[Irina-Camelia Begu]] lifted both singles and doubles champions' trophies in [[2011 Copa Bionaire|2011]]]]

The '''Copa Oster''' is a tournament for female professional [[tennis]] players played on outdoor [[clay court]]s. The event is classified as a [[WTA 125s]] tournament. It was held annually in [[Cali]], Colombia, from 2008 to 2013. The first edition of the tournament was held in [[Bogotá]] in 2007.<ref>{{cite news|title=Cali, Colombia to offer prizemoney of $75,000 in 2010|url=http://www.itftennis.com/womens/news/newsarticle.asp?articleid=20791|work=[[International Tennis Federation]]|date=2010-01-19|access-date=2010-01-19}}</ref> After a ten-year hiatus, the tournament returned to the Challenger Circuit in 2023.

== History ==
* I Copa Bionaire – $25,000 – August 11–19, 2007.

The first Copa Bionaire took place at the Country Club Los Arrayanes in [[Bogotá]] with more than 55 players participating from 13 countries around the world. The winner was Brazilian [[Teliana Pereira]] and the runner up was Federica Piedade of Portugal. In the doubles category the winners were Joana Cortés and Roxana Vaisemnberg of Brazil.

* II Copa Bionaire – $25,000 – February 2–10, 2008.

The second Copa Bionaire was held in the Farallones Club in [[Cali]], Colombia as the largest ITF female tennis event and most important held in the city that year. More than 61 players participated from 19 countries worldwide. The winner in the singles category was Matilde Johansson of France, having defeated Canadian Ekaterina Shulaeva. In doubles, the winners were [[Mailen Auroux]] of Argentina and Estefanía Craciún from Uruguay.

* III Copa Bionaire – $50,000 – February 7–15, 2009.

The third annual Copa Bionaire was the most important ITF professional women's tournament in Latin America. It took place at the Country Club and had 56 players participating from 25 countries, three of the players were ranked in the top 100 female tennis players in the WTA rankings. The winner was [[Anastasiya Yakimova]] of Belarus who beat Rosanna de los Ríos of Paraguay. In doubles, the winners were [[Betina Jozami]] from Argentina and [[Arantxa Parra Santonja]] from Spain.

* IV Copa Bionaire – $75,000 – February 6–14, 2010.

The fourth annual Copa Bionaire was the most important ITF professional women's tournament in Latin America that year. It took place at the Cali Country Club and had 62 players participating from 20 countries, six of the players were ranked in the top 100 female tennis players in the WTA such as [[Polona Hercog]] of Slovenia who won that year, beating Colombian [[Mariana Duque]]. In doubles, the winning team was Hercog and [[Edina Gallovits]] of Romania.

* V Copa Bionaire – $100,000 – February 3–13, 2011

The Copa Bionaire has become the most relevant ITF women's professional tournament in all of Latin America. Once again, the tournament took place at the Cali Country Club and had 58 players participating from 22 countries around the world, five of which were ranked in the top 100 and 23 in the top 200. The winner was [[Irina-Camelia Begu]] of Romania who also won the doubles tournament with teammate and fellow Romanian [[Elena Bogdan]].

* VI Copa Bionaire – $100.000+H – February 4–12, 2012

In February 2012 the VI Copa Bionaire took place with an increased prize of $100,000+H, offering a higher ranking for WTA players. The ITF considers the Copa Bionaire as the most important tennis cup in Latin America bringing together some of the best international female tennis players to Cali.

* VII Copa Bionaire – $125,000+H – February 9–17, 2013

In February 2013, the VI '''Copa Bionaire''' took place with a record prize money of $125,000+H, evolving into an even bigger tournament and offering a higher ranking for WTA players. The WTA category tournament kicked off the women's tennis circuit in Latin America.<ref>{{cite web| url = http://www.wtatennis.com/news/article/3010179/title/cali-gets-wta-%24125-event-for-2013| title = Women's Tennis News {{!}} WTA Tennis}}</ref>

* VIII Copa Oster – $115,000 – January 30–February 5, 2023

== Past finals ==
=== Singles ===
{|class="wikitable" style="font-size:90%"
|-
!Year
!width="200"|Champion
!width="200"|Runner-up
!width="155"|Score
|-
| [[2024 Cali Open WTA 125 – Singles|2024]] || {{flagicon|ROU}} '''[[Irina-Camelia Begu]]''' <small>(2)</small> || {{flagicon|SLO}} [[Veronika Erjavec]]|| 6–3, 6–3
|-
| [[2023 Copa Oster – Singles|2023]] || {{flagicon|ARG}} '''[[Nadia Podoroska]]''' || {{flagicon|ARG}} [[Paula Ormaechea]]|| 6–4, 6–2
|-
| 2014–22 ||colspan="3" align="center" {{N/A|''not held''}}
|-
| [[2013 Copa Bionaire – Singles|2013]] || {{flagicon|ESP}} '''[[Lara Arruabarrena Vecino]]''' || {{flagicon|COL}} [[Catalina Castaño]] || 6–3, 6–2
|- style="background:silver;"
| colspan="5" align="center" | ↑&nbsp;&nbsp; [[WTA 125s|WTA $125,000 event]] &nbsp;&nbsp;↑
|-
| [[2012 Copa Bionaire|2012]] || {{flagicon|ROU}} '''[[Alexandra Dulgheru]]''' || {{flagicon|LUX}} [[Mandy Minella]] || 6–3, 1–6, 6–3
|-
| [[2011 Copa Bionaire|2011]] || {{flagicon|ROU}} '''[[Irina-Camelia Begu]]''' || {{flagicon|ESP}} [[Laura Pous Tió]] || 6–3, 7–6<sup>(7–1)</sup>
|-
| 2010 || {{flagicon|SLO}} '''[[Polona Hercog]]''' || {{flagicon|COL}} [[Mariana Duque|Mariana Duque-Marino]] || 6–4, 5–7, 6–2
|-
| 2009 || {{flagicon|BLR|1995}} '''[[Anastasiya Yakimova]]''' || {{flagicon|PAR}} [[Rossana de los Ríos]] || 6–3, 6–0
|-
| 2008 || {{flagicon|FRA}} '''[[Mathilde Johansson]]''' || {{flagicon|CAN}} [[Ekaterina Shulaeva]] || 3–6, 6–0, 6–1
|-
| 2007 || {{flagicon|BRA}} '''[[Teliana Pereira]]''' || {{flagicon|POR}} [[Frederica Piedade]] || 7–6<sup>(7–2)</sup>, 6–2
|- 
| colspan="5" align="center" | ↑&nbsp;&nbsp; [[ITF Women's Circuit|ITF event]] &nbsp;&nbsp;↑
|-
|}

=== Doubles ===
{|class="wikitable" style="font-size:90%"
|-
!Year
!width="200"|Champions
!width="200"|Runners-up
!width="155"|Score
|-
| [[2024 Cali Open WTA 125 – Doubles|2024]] || {{flagicon|SLO}} '''[[Veronika Erjavec]]''' <br /> {{flagicon|FRA}} '''[[Kristina Mladenovic]]''' || {{flagicon|CRO}} [[Tara Würth]] <br /> {{flagicon|UKR}} [[Katarina Zavatska]] || 6–2, 7–6<sup>(7–4)</sup>
|-
| [[2023 Copa Oster – Doubles|2023]] || {{flagicon|POL}} '''[[Weronika Falkowska]]''' <br /> {{flagicon|POL}} '''[[Katarzyna Kawa]]''' || {{flagicon|JPN}} [[Kyōka Okamura]] <br /> {{flagicon|CHN}} [[You Xiaodi]] || 6–1, 5–7, [10–6] 
|-
| 2014–22 ||colspan="3" align="center" {{N/A|''not held''}}
|-
| [[2013 Copa Bionaire – Doubles|2013]] || {{flagicon|COL}} '''[[Catalina Castaño]]''' <br /> {{flagicon|COL}} '''[[Mariana Duque|Mariana Duque-Marino]]''' || {{flagicon|ARG}} [[Florencia Molinero]] <br /> {{flagicon|BRA}} [[Teliana Pereira]] || 3–6, 6–1, [10–5]
|- style="background:silver;"
| colspan="5" align="center" | ↑&nbsp;&nbsp; [[WTA 125s|WTA $125,000 event]] &nbsp;&nbsp;↑
|-
| [[2012 Copa Bionaire|2012]] || {{flagicon|ITA}} '''[[Karin Knapp]]''' <br /> {{flagicon|LUX}} '''[[Mandy Minella]]''' || {{flagicon|ROU}} [[Alexandra Cadanțu]] <br /> {{flagicon|ROU}} [[Raluca Olaru]] || 6–4, 6–3
|-
| [[2011 Copa Bionaire|2011]] || {{flagicon|ROU}} '''[[Irina-Camelia Begu]]''' <br /> {{flagicon|ROU}} '''[[Elena Bogdan]]''' || {{flagicon|RUS}} [[Ekaterina Ivanova (tennis)|Ekaterina Ivanova]] <br /> {{flagicon|GER}} [[Kathrin Wörle]] || 2–6, 7–6<sup>(8–6)</sup>, [11–9]
|-
| 2010 || {{flagicon|ROU}} '''[[Edina Gallovits-Hall|Edina Gallovits]]''' <br /> {{flagicon|SVN}} '''[[Polona Hercog]]''' || {{flagicon|ESP}} [[Estrella Cabeza Candela]] <br /> {{flagicon|ESP}} [[Laura Pous Tió]] || 3–6, 6–3, [10–8]
|-
| 2009 || {{flagicon|ARG}} '''[[Betina Jozami]]''' <br /> {{flagicon|ESP}} '''[[Arantxa Parra Santonja]]''' || {{flagicon|POR}} [[Frederica Piedade]] <br /> {{flagicon|BLR|1995}} [[Anastasiya Yakimova]] || 6–3, 6–1
|-
| 2008 || {{flagicon|ARG}} '''[[Mailen Auroux]]''' <br /> {{flagicon|URU}} '''[[Estefanía Craciún]]''' || {{flagicon|AUT}} [[Melanie Klaffner]] <br /> {{flagicon|BLR|1995}} [[Ksenia Milevskaya]] || 6–1, 6–4
|-
| 2007 || {{flagicon|BRA}} '''[[Joana Cortez]]''' <br /> {{flagicon|BRA}} '''[[Roxane Vaisemberg]]''' || {{flagicon|BRA}} [[Ana Clara Duarte]] <br /> {{flagicon|BRA}} [[Teliana Pereira]] || 5–7, 6–4, 6–4
|- 
| colspan="5" align="center" | ↑&nbsp;&nbsp; [[ITF Women's Circuit|ITF event]] &nbsp;&nbsp;↑
|-
|}

== References ==
{{Reflist}}

== External links ==
* {{Official website|https://web.archive.org/web/20120323024827/http://www.copabionaire.co/default.aspx}} {{in lang|es}}

{{WTA 125s tournaments}}
{{ITF Women's Circuit}}

[[Category:Copa Bionaire| ]]
[[Category:WTA 125 tournaments]]
[[Category:ITF Women's World Tennis Tour]]
[[Category:Clay court tennis tournaments]]
[[Category:Tennis tournaments in Colombia]]
[[Category:Sport in Cali]]
[[Category:Recurring sporting events established in 2007]]
[[Category:Recurring sporting events disestablished in 2013]]
[[Category:2007 establishments in Colombia]]
[[Category:2013 disestablishments in Colombia]]
[[Category:Defunct sports competitions in Colombia]]
[[Category:Defunct tennis tournaments in Colombia]]